[Libva] profile used in mplayer vaapi

Xiang, Haihao haihao.xiang at intel.com
Tue Nov 23 17:01:41 PST 2010


On Wed, 2010-11-24 at 02:34 +0800, Bian, Jonathan wrote:
> I think that Haihao was referring to VC1. I agree that this should be fixed in the player so that it creates the context with the correct profile.
Yes, i965 needs to know the right profile for VC1.



> Regards,
> Jonathan
> 
> -----Original Message-----
> From: libva-bounces+jonathan.bian=intel.com at lists.freedesktop.org [mailto:libva-bounces+jonathan.bian=intel.com at lists.freedesktop.org] On Behalf Of Gwenole Beauchesne
> Sent: Tuesday, November 23, 2010 12:04 AM
> To: Xiang, Haihao
> Cc: libva at lists.freedesktop.org
> Subject: Re: [Libva] profile used in mplayer vaapi
> 
> Hi,
> 
> On Fri, 19 Nov 2010, Xiang, Haihao wrote:
> 
> >  It seems mplayer_vaapi always uses the first profile in the supported
> > list and passes it to vaapi driver via vaCreateConfig. Sometimes the
> > vaapi driver needs to know which profile the decoded bitstream is in. Is
> > there a way to pass the right profile to vaapi driver?
> 
> Actually, mplayer currently uses the highest H.264 profile available. This 
> will change in the future but the necessary patches have not been accepted 
> upstream yet. I could also expose a suitable VA profile through the FFmpeg 
> vaapi_context and use that in the mplayer libvo/vo_vaapi.c.
> 
> Is this for baseline profile support?
> 
> Regards,
> Gwenole.
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